Integrand size = 108, antiderivative size = 25 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{(5+x)^2+\frac {45}{x^2 \log \left (4+\frac {7+x}{3}\right )}} \]
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Time = 3.02 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.92, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.037, Rules used = {1607, 6873, 6820, 6838} \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{\frac {45}{x^2 \log \left (\frac {x+19}{3}\right )}+(x+5)^2} \]
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Rule 1607
Rule 6820
Rule 6838
Rule 6873
Rubi steps \begin{align*} \text {integral}& = \int \frac {\exp \left (\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}\right ) \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{x^3 (19+x) \log ^2\left (\frac {19+x}{3}\right )} \, dx \\ & = \int \frac {\exp \left (\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19}{3}+\frac {x}{3}\right )}\right ) \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{x^3 (19+x) \log ^2\left (\frac {19}{3}+\frac {x}{3}\right )} \, dx \\ & = \int \frac {e^{(5+x)^2+\frac {45}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x-90 (19+x) \log \left (\frac {19+x}{3}\right )+2 x^3 \left (95+24 x+x^2\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{x^3 (19+x) \log ^2\left (\frac {19}{3}+\frac {x}{3}\right )} \, dx \\ & = e^{(5+x)^2+\frac {45}{x^2 \log \left (\frac {19+x}{3}\right )}} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{25+10 x+x^2+\frac {45}{x^2 \log \left (\frac {19+x}{3}\right )}} \]
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Time = 1.33 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.48
method | result | size |
parallelrisch | \({\mathrm e}^{\frac {\left (x^{4}+10 x^{3}+25 x^{2}\right ) \ln \left (\frac {x}{3}+\frac {19}{3}\right )+45}{x^{2} \ln \left (\frac {x}{3}+\frac {19}{3}\right )}}\) | \(37\) |
risch | \({\mathrm e}^{\frac {\ln \left (\frac {x}{3}+\frac {19}{3}\right ) x^{4}+10 \ln \left (\frac {x}{3}+\frac {19}{3}\right ) x^{3}+25 x^{2} \ln \left (\frac {x}{3}+\frac {19}{3}\right )+45}{x^{2} \ln \left (\frac {x}{3}+\frac {19}{3}\right )}}\) | \(48\) |
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Time = 0.43 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.44 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{\left (\frac {{\left (x^{4} + 10 \, x^{3} + 25 \, x^{2}\right )} \log \left (\frac {1}{3} \, x + \frac {19}{3}\right ) + 45}{x^{2} \log \left (\frac {1}{3} \, x + \frac {19}{3}\right )}\right )} \]
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Time = 0.19 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.44 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{\frac {\left (x^{4} + 10 x^{3} + 25 x^{2}\right ) \log {\left (\frac {x}{3} + \frac {19}{3} \right )} + 45}{x^{2} \log {\left (\frac {x}{3} + \frac {19}{3} \right )}}} \]
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Time = 0.47 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{\left (x^{2} + 10 \, x - \frac {45}{x^{2} {\left (\log \left (3\right ) - \log \left (x + 19\right )\right )}} + 25\right )} \]
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Time = 0.65 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.88 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx=e^{\left (x^{2} + 10 \, x + \frac {45}{x^{2} \log \left (\frac {1}{3} \, x + \frac {19}{3}\right )} + 25\right )} \]
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Time = 11.40 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \frac {e^{\frac {45+\left (25 x^2+10 x^3+x^4\right ) \log \left (\frac {19+x}{3}\right )}{x^2 \log \left (\frac {19+x}{3}\right )}} \left (-45 x+(-1710-90 x) \log \left (\frac {19+x}{3}\right )+\left (190 x^3+48 x^4+2 x^5\right ) \log ^2\left (\frac {19+x}{3}\right )\right )}{\left (19 x^3+x^4\right ) \log ^2\left (\frac {19+x}{3}\right )} \, dx={\mathrm {e}}^{10\,x}\,{\mathrm {e}}^{x^2}\,{\mathrm {e}}^{25}\,{\mathrm {e}}^{\frac {45}{x^2\,\ln \left (\frac {x}{3}+\frac {19}{3}\right )}} \]
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